The word flap is a regular verb. Flap can also be a noun.
The epiglottis "directs traffic". It is the flap that covers the larynx to prevent the passage of food and liquids. The glottis Also called the glottic cleft, is the space between the vocal folds & arytenoid cartilages of the larynx where speech takes place. The epiglottis is the flap of cartilage covered by a membrane that is attached to the entrance of the larynx. The glottis is part of the larynx that is made up of the vocal cords. glottis is the hole, epiglottis is the flap. epiglottis flap open = air " " closed = food
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath
adverb
The part of speech for "explicit" is an adjective.
The part of speech for "lecturer" is a noun.
The part of speech for "rapid" is an adjective.
The part of speech of "came" is a verb.
The part of speech for "breezy" is an adjective.
The part of speech for "buried" is a verb.